Ammonia
- Chemical Formula: NH₃
- Appearance: Colorless gas with a pungent, characteristic odor
- Purity: Varies by grade, typically ranging from 99% to 99.9% or higher
- Molecular Weight: 17.03 g/mol
- Density: 0.681 g/L (gas at 0 °C)
- Boiling Point: -33.34 °C
- Melting Point: -77.73 °C
- Solubility: Highly soluble in water
- Flammability: Flammable in air at certain concentrations